/* SQUIRE Trust Center. Light theme only (Matt, 2026-10-26).
   Tokens follow the Squire DLS (brief §5.5): flat surfaces, 1px hairlines,
   12/16px radii, no gradients or shadows. Inter is self-hosted once the font
   files arrive; until then the system UI font stack is used. */

:root {
  color-scheme: light;
  --brand: #007fff;
  --brand-600: #156dea;
  --brand-tint: #f0f6ff;
  --brand-tint-line: #d6e6fb;
  --page: #ffffff;
  --card: #ffffff;
  --inset: #f7f7f7;
  --inset-strong: #eaeaea;
  --hairline: #dedede;
  --text: #141414;
  --muted: #555555;
  --link: #1060d0;
  --on-brand: #ffffff;
  --pending-bg: #fff4cc;
  --pending-text: #5c4300;
  --pending-border: #e6c64c;
  --focus: #007fff;
  --radius: 12px;
  --radius-lg: 16px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
}

h1, h2, h3 { line-height: 1.25; margin: 0 0 0.5em; font-weight: 600; }
h1 { font-size: 2rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1rem; }
p { margin: 0 0 0.75em; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0 0 0.75em; padding-left: 1.25em; }
li + li { margin-top: 0.4em; }

a { color: var(--link); text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 4px;
}

.container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 16px; }

.skip-link {
  position: absolute;
  left: 16px;
  top: -100px;
  padding: 8px 12px;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  z-index: 10;
}
.skip-link:focus { top: 8px; }

.env-banner {
  background: var(--pending-bg);
  color: var(--pending-text);
  border-bottom: 1px solid var(--pending-border);
  padding: 6px 16px;
  font-size: 0.875rem;
  text-align: center;
}

/* Header */
.site-header { background: var(--card); border-bottom: 1px solid var(--hairline); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 14px; color: var(--text); text-decoration: none; }
.brand img { display: block; height: 28px; width: auto; }
.brand-label { font-weight: 500; font-size: 1.0625rem; border-left: 1px solid var(--hairline); padding-left: 14px; }

/* Buttons */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
.button-primary { background: var(--brand-600); color: var(--on-brand); }
.button-primary:hover { background: #0f5dc9; }
.button-secondary { background: var(--card); color: var(--text); border-color: var(--hairline); }
.button-secondary:hover { background: var(--inset); }

/* Hero: light brand tint, flat */
.hero { background: var(--brand-tint); border-bottom: 1px solid var(--brand-tint-line); }
.hero-inner { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 56px; align-items: center; padding-top: 56px; padding-bottom: 56px; }
.hero h1 { font-size: 2.25rem; margin-bottom: 16px; }
.hero-description { color: var(--muted); max-width: 68ch; }
.hero-commitment { font-size: 1.0625rem; font-weight: 500; max-width: 62ch; margin-top: 16px; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; margin-top: 28px; }
.hero-email { font-weight: 500; }
.hero-meta { color: var(--muted); font-size: 0.875rem; margin-top: 16px; }
.hero-shield { width: 150px; height: auto; }

/* Tabs (separate pages, so plain links with aria-current) */
.tabs { background: var(--card); border-bottom: 1px solid var(--hairline); }
.tabs ul { display: flex; gap: 8px; list-style: none; margin: 0; padding: 0; overflow-x: auto; }
.tabs li + li { margin-top: 0; }
.tabs a {
  display: block;
  padding: 16px 12px 13px;
  color: var(--muted);
  font-weight: 500;
  text-decoration: none;
  border-bottom: 3px solid transparent;
}
.tabs a:hover { color: var(--text); }
.tabs a[aria-current="page"] { color: var(--text); border-bottom-color: var(--brand); }

/* Main layout */
.main { padding-top: 40px; padding-bottom: 64px; }
.card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.card.narrow { max-width: 720px; margin: 0 auto; }
.card h3 { margin-bottom: 0.4em; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }

.section { margin-bottom: 40px; }
.section:last-child { margin-bottom: 0; }
.section-heading, .card-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.section-heading h2 { margin: 0; }
.narrow-section { max-width: 820px; }

.intro { margin-bottom: 40px; font-size: 1.0625rem; }

.overview-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: 40px; align-items: start; }

/* Compliance */
.list-card { padding: 8px 24px; }
.compliance-row { display: flex; gap: 16px; align-items: flex-start; padding: 16px 0; }
.compliance-row + .compliance-row { border-top: 1px solid var(--hairline); }
.compliance-text { min-width: 0; flex: 1; }
.compliance-text h3 { margin: 10px 0 4px; }
.compliance-badge {
  flex: none;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 999px;
  background: var(--brand-600);
  color: var(--on-brand);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.inline-details summary { cursor: pointer; color: var(--link); font-size: 0.9375rem; font-weight: 500; }
.inline-details[open] summary { margin-bottom: 10px; }
.inline-details p { font-size: 0.9375rem; }

/* Resources */
.resource-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 32px; }
.resource-columns h3 { margin-bottom: 12px; }
.tag {
  display: inline-block;
  margin-left: 6px;
  padding: 0 8px;
  border-radius: 999px;
  background: var(--inset);
  border: 1px solid var(--hairline);
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
}
.link-list { list-style: none; padding: 0; margin: 0; }
.link-list li + li { margin-top: 10px; }

.resource-list { list-style: none; padding: 0; margin: 0; }
.resource { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 16px; padding: 18px 0; border-top: 1px solid var(--hairline); }
.resource:first-child { border-top: 0; }
.resource-list li + li { margin-top: 0; }
.resource > div { flex: 1 1 220px; min-width: 0; }
.resource > .button { flex: none; }
.resource-title { font-size: 1rem; margin-bottom: 0.15em; }
.resource p { margin: 0; font-size: 0.9375rem; }
.resource-list.card { padding-top: 6px; padding-bottom: 6px; }

/* Accordions (controls and FAQ) */
.accordion { border: 1px solid var(--hairline); border-radius: var(--radius-lg); background: var(--card); overflow: hidden; }
.accordion-item + .accordion-item { border-top: 1px solid var(--hairline); }
.accordion-item > summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  cursor: pointer;
  font-weight: 500;
  list-style: none;
}
.accordion-item > summary::-webkit-details-marker { display: none; }
.accordion-item > summary::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(-45deg);
  margin-right: 4px;
}
.accordion-item[open] > summary::before { transform: rotate(45deg); }
.accordion-item > summary:hover { background: var(--inset); }
.accordion-item > summary .count { margin-left: auto; color: var(--muted); font-size: 0.875rem; font-weight: 400; white-space: nowrap; }
.accordion-body { padding: 0 20px 18px 44px; }
.accordion-body ul { margin: 0; }

.badge {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  vertical-align: middle;
  white-space: nowrap;
}
.badge-pending { background: var(--pending-bg); color: var(--pending-text); border: 1px solid var(--pending-border); }

.updates { list-style: none; padding: 0; display: grid; gap: 16px; }
.updates li + li { margin-top: 0; }

.prose { max-width: 75ch; }
.feed-url { display: block; padding: 12px; background: var(--inset); border-radius: var(--radius); overflow-wrap: anywhere; }

/* Request form */
.request-layout { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 32px; align-items: start; }
.form { display: grid; gap: 18px; margin-top: 8px; }
.field { display: grid; gap: 6px; border: 0; padding: 0; margin: 0; }
.field label, .field legend { font-weight: 600; padding: 0; }
input[type="text"], input[type="email"], select, textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--text);
  font: inherit;
}
input[type="text"]:focus-visible, input[type="email"]:focus-visible, select:focus-visible, textarea:focus-visible { border-color: var(--focus); }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; }
.check input { width: 20px; height: 20px; margin-top: 2px; flex: none; accent-color: var(--brand-600); }
.notice { padding: 12px; border-radius: var(--radius); background: var(--inset); }
.form .button { justify-self: start; }

/* Footer */
.site-footer { border-top: 1px solid var(--hairline); background: var(--inset); padding: 32px 0; font-size: 0.9375rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 20px; list-style: none; padding: 0; margin: 0 0 12px; }
.footer-links li + li { margin-top: 0; }
.footer-note { color: var(--muted); font-size: 0.875rem; margin: 0; }

/* Small screens */
@media (max-width: 900px) {
  .overview-layout, .request-layout { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .overview-side { order: 2; }
  .overview-main { order: 1; margin-bottom: 40px; }
  .hero-inner { grid-template-columns: minmax(0, 1fr); padding-top: 40px; padding-bottom: 40px; }
  .hero-shield { display: none; }
}
@media (max-width: 560px) {
  h1, .hero h1 { font-size: 1.75rem; }
  .brand-label { display: none; }
  .header-inner .button { padding: 8px 12px; font-size: 0.875rem; }
  .resource-columns { grid-template-columns: minmax(0, 1fr); }
  .resource { flex-direction: column; align-items: flex-start; }
  /* In a column the flex basis would become a height. */
  .resource > div { flex-basis: auto; }
  .card { padding: 18px; }
  .accordion-body { padding-left: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* Print: procurement teams print this page. Closed <details> don't print their
   contents in every browser, so print readers should open sections first. */
@media print {
  :root { --page: #ffffff; --card: #ffffff; --text: #000000; --muted: #333333; --link: #000000; --hairline: #999999; --brand-tint: #ffffff; }
  .skip-link, .env-banner, .site-header .button, .tabs, .hero-actions .button, .hero-shield, .form, .cf-turnstile { display: none !important; }
  .card, .accordion-item { break-inside: avoid; }
  .overview-layout, .request-layout, .resource-columns { display: block; }
  .section { margin-bottom: 16px; }
  a[href^="http"]::after, a[href^="mailto:"]::after { content: " (" attr(href) ")"; font-size: 0.85em; }
}